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IT9020230A0 - DAMPER ASSEMBLY FOR JET PROPULSION ENGINE RISER - Google Patents

DAMPER ASSEMBLY FOR JET PROPULSION ENGINE RISER

Info

Publication number
IT9020230A0
IT9020230A0 IT20230A IT2023090A IT9020230A0 IT 9020230 A0 IT9020230 A0 IT 9020230A0 IT 20230 A IT20230 A IT 20230A IT 2023090 A IT2023090 A IT 2023090A IT 9020230 A0 IT9020230 A0 IT 9020230A0
Authority
IT
Italy
Prior art keywords
riser
damper assembly
jet propulsion
propulsion engine
engine
Prior art date
Application number
IT20230A
Other languages
Italian (it)
Other versions
IT1240055B (en
IT9020230A1 (en
Inventor
Gary David Mercer
Kurt Thomas Hildebrad
Original Assignee
Gen Electric
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of IT9020230A0 publication Critical patent/IT9020230A0/en
Publication of IT9020230A1 publication Critical patent/IT9020230A1/en
Application granted granted Critical
Publication of IT1240055B publication Critical patent/IT1240055B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/16—Form or construction for counteracting blade vibration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/50—Vibration damping features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Turbines (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
IT20230A 1989-09-07 1990-05-07 DAMPING COMPLEX FOR JUMP PROPULSION ENGINE IT1240055B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/404,018 US5056738A (en) 1989-09-07 1989-09-07 Damper assembly for a strut in a jet propulsion engine

Publications (3)

Publication Number Publication Date
IT9020230A0 true IT9020230A0 (en) 1990-05-07
IT9020230A1 IT9020230A1 (en) 1991-11-07
IT1240055B IT1240055B (en) 1993-11-27

Family

ID=23597796

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20230A IT1240055B (en) 1989-09-07 1990-05-07 DAMPING COMPLEX FOR JUMP PROPULSION ENGINE

Country Status (9)

Country Link
US (1) US5056738A (en)
JP (1) JPH066907B2 (en)
CA (1) CA2021088A1 (en)
DE (1) DE4014575A1 (en)
FR (1) FR2651535A1 (en)
GB (1) GB2235733A (en)
IL (1) IL94196A0 (en)
IT (1) IT1240055B (en)
SE (1) SE468911B (en)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5165860A (en) * 1991-05-20 1992-11-24 United Technologies Corporation Damped airfoil blade
IL103521A (en) * 1991-12-26 1996-10-31 Gen Electric Viscoelastic vibration damper for engine struts
US5284011A (en) * 1992-12-14 1994-02-08 General Electric Company Damped turbine engine frame
US5275531A (en) * 1993-04-30 1994-01-04 Teleflex, Incorporated Area ruled fan blade ends for turbofan jet engine
US5806794A (en) * 1995-01-27 1998-09-15 The B.F.Goodrich Company Aircraft braking system with damped brake rod
US5498137A (en) * 1995-02-17 1996-03-12 United Technologies Corporation Turbine engine rotor blade vibration damping device
US5915503A (en) * 1995-11-16 1999-06-29 The B.F. Goodrich Company Brake rod having a bending mode coulomb damper
DE69621102T2 (en) 1995-11-16 2003-01-02 The B.F. Goodrich Co., Akron Nested damping device with relative movement
DE10017040C2 (en) * 2000-04-05 2003-04-10 Christoph Neumann Device for increasing the thrust of dual-circuit air jet engines
GB0100695D0 (en) * 2001-01-11 2001-02-21 Rolls Royce Plc a turbomachine blade
DE10138250B4 (en) * 2001-02-23 2008-11-20 Oliver Dr. Romberg Supporting component in sandwich construction
GB2391270B (en) * 2002-07-26 2006-03-08 Rolls Royce Plc Turbomachine blade
GB2397855B (en) * 2003-01-30 2006-04-05 Rolls Royce Plc A turbomachine aerofoil
GB2401407A (en) * 2003-05-03 2004-11-10 Rolls Royce Plc a hollow component with internal vibration damping
GB2402716B (en) * 2003-06-10 2006-08-16 Rolls Royce Plc A damped aerofoil structure
ATE390542T1 (en) * 2004-05-27 2008-04-15 Volvo Aero Corp SUPPORT STRUCTURE IN A TURBINE OR COMPRESSOR DEVICE AND METHOD FOR MOUNTING THE STRUCTURE
WO2006137869A2 (en) * 2004-09-17 2006-12-28 Aurora Flight Sciences System and method for controlling a roll rate of a torsionally-disconnected freewing aircraft
WO2007001373A2 (en) 2004-09-17 2007-01-04 Aurora Flight Sciences Inbound transition control for a trail-sitting vertical take off and landing aircraft
EP1796961A2 (en) * 2004-09-17 2007-06-20 Aurora Flight Sciences Adaptive landing gear
WO2007001372A2 (en) 2004-09-17 2007-01-04 Aurora Flight Sciences Ducted spinner for engine cooling
WO2007001371A2 (en) * 2004-09-17 2007-01-04 Aurora Flight Sciences Vibration isolation engine mount system and method for ducted fan aircraft
SE528006C2 (en) * 2004-12-23 2006-08-01 Volvo Aero Corp Static gas turbine component and method of repairing such component
US8851844B2 (en) * 2007-10-31 2014-10-07 Mitsubishi Heavy Industries, Ltd. Stationary blade and steam turbine
GB0822909D0 (en) 2008-12-17 2009-01-21 Rolls Royce Plc Airfoil
WO2012033890A1 (en) * 2010-09-09 2012-03-15 Raytheon Company Damped split beam structural member with segmented beam parts
USD665349S1 (en) * 2010-11-04 2012-08-14 Flodesign Wind Turbine Corporation Wind turbine
USD665311S1 (en) * 2010-11-04 2012-08-14 Flodesign Wind Turbine Corporation Wind turbine
JP5660883B2 (en) * 2010-12-22 2015-01-28 三菱日立パワーシステムズ株式会社 Steam turbine vane, steam turbine
DE102011008695A1 (en) * 2011-01-15 2012-07-19 Mtu Aero Engines Gmbh A method of generatively producing a device with an integrated damping for a turbomachine and generatively manufactured component with an integrated damping for a turbomachine
US10465531B2 (en) 2013-02-21 2019-11-05 General Electric Company Turbine blade tip shroud and mid-span snubber with compound contact angle
US10309236B2 (en) 2013-03-14 2019-06-04 Rolls-Royce Corporation Subsonic shock strut
EP2971537B1 (en) 2013-03-15 2019-05-22 United Technologies Corporation Vibration damping for structural guide vanes
US9920650B2 (en) 2014-02-14 2018-03-20 United Technologies Corporation Retention of damping media
US10260372B2 (en) * 2015-01-29 2019-04-16 United Technologies Corporation Vibration damping assembly and method of damping vibration in a gas turbine engine
US10215096B2 (en) * 2015-11-04 2019-02-26 United Technologies Corporation Engine with nose cone heat exchanger and radially outer discharge
WO2017146724A1 (en) * 2016-02-26 2017-08-31 Siemens Aktiengesellschaft Damping for fabricated hollow turbine blades
US10385868B2 (en) * 2016-07-05 2019-08-20 General Electric Company Strut assembly for an aircraft engine
US20180045221A1 (en) * 2016-08-15 2018-02-15 General Electric Company Strut for an aircraft engine
US11473431B2 (en) * 2019-03-12 2022-10-18 Raytheon Technologies Corporation Energy dissipating damper
US11149552B2 (en) * 2019-12-13 2021-10-19 General Electric Company Shroud for splitter and rotor airfoils of a fan for a gas turbine engine
US11365636B2 (en) 2020-05-25 2022-06-21 General Electric Company Fan blade with intrinsic damping characteristics
US11859515B2 (en) 2022-03-04 2024-01-02 General Electric Company Gas turbine engines with improved guide vane configurations
US12055153B1 (en) 2023-12-05 2024-08-06 General Electric Company Variable pitch airfoil assembly for an open fan rotor of an engine having a damping element

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR28970E (en) * 1924-05-02 1925-05-11 Fire extinguisher, automatic or controlled
GB574770A (en) * 1942-08-03 1946-01-21 Jean Donat Julien Improvements relating to the blades of turbines and other machines
FR981599A (en) * 1948-12-31 1951-05-28 Vibration damping device
US2689107A (en) * 1949-08-13 1954-09-14 United Aircraft Corp Vibration damper for blades and vanes
US2642263A (en) * 1951-01-05 1953-06-16 Westinghouse Electric Corp Blade apparatus
US2866616A (en) * 1951-03-02 1958-12-30 Stalker Dev Company Fabricated bladed structures for axial flow machines
GB909004A (en) * 1957-11-18 1962-10-24 Kurt Axmann Improvements in or relating to propeller blades
GB893787A (en) * 1959-07-03 1962-04-11 United Aircraft Corp Improvements relating to damped bodies and methods of manufacturing them
FR1341910A (en) * 1962-12-20 1963-11-02 Cem Comp Electro Mec Sheet metal blades
GB1130285A (en) * 1967-05-05 1968-10-16 Rolls Royce Method of making an aerofoil shaped blade for a fluid flow machine
FR2139741B1 (en) * 1971-06-03 1975-01-17 Snecma
US3936920A (en) * 1972-08-14 1976-02-10 Tre Corporation Aerodynamic shell structure with fittings and method for fabricating same
US3814549A (en) * 1972-11-14 1974-06-04 Avco Corp Gas turbine engine with power shaft damper
US4044973A (en) * 1975-12-29 1977-08-30 The Boeing Company Nacelle assembly and mounting structures for a turbofan jet propulsion engine
US4371133A (en) * 1979-05-01 1983-02-01 Edgley Aircraft Limited Ducted propeller aircraft
US4307857A (en) * 1979-09-21 1981-12-29 Godbersen Byron L Ducted fan unit
US4361296A (en) * 1980-03-10 1982-11-30 The Boeing Company Uniflange coupling assembly
GB2071775B (en) * 1980-03-14 1983-07-27 Rolls Royce Turbomachine blade vibration damping
GB2154286A (en) * 1984-02-13 1985-09-04 Gen Electric Hollow laminated airfoil
US4594761A (en) * 1984-02-13 1986-06-17 General Electric Company Method of fabricating hollow composite airfoils

Also Published As

Publication number Publication date
SE9001589L (en) 1991-03-08
CA2021088A1 (en) 1991-03-08
JPH03100334A (en) 1991-04-25
IL94196A0 (en) 1991-01-31
IT1240055B (en) 1993-11-27
SE9001589D0 (en) 1990-05-03
SE468911B (en) 1993-04-05
FR2651535A1 (en) 1991-03-08
IT9020230A1 (en) 1991-11-07
US5056738A (en) 1991-10-15
GB2235733A (en) 1991-03-13
DE4014575A1 (en) 1991-03-21
JPH066907B2 (en) 1994-01-26
GB9010083D0 (en) 1990-06-27

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Legal Events

Date Code Title Description
0001 Granted